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Cache signature_help_trigger_chars (#696)

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* Cache signature_help_trigger_chars

* Move code to the part which updating init_results.

* Tweaking delay for signature help

* Disable warning of unused-variables
This commit is contained in:
mattn
2020-01-31 00:31:53 +09:00
committed by GitHub
parent 08f702bfcd
commit bf8d206eca
2 changed files with 15 additions and 6 deletions
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4
autoload/lsp.vim
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@@ -746,6 +746,10 @@ function! s:handle_initialize(server_name, data) abort
if !lsp#client#is_error(l:response)
let l:server['init_result'] = l:response
" Delete cache of trigger chars
if has_key(b:, 'lsp_signature_help_trigger_character')
unlet b:lsp_signature_help_trigger_character
endif
else
let l:server['failed'] = l:response['error']
call lsp#utils#error('Failed to initialize ' . a:server_name . ' with error ' . l:response['error']['code'] . ': ' . l:response['error']['message'])

17
autoload/lsp/ui/vim/signature_help.vim
View File

@@ -1,3 +1,4 @@
" vint: -ProhibitUnusedVariable
let s:debounce_timer_id = 0
function! s:not_supported(what) abort
@@ -114,10 +115,10 @@ endfunction
function! s:on_cursor_moved() abort
let l:bufnr = bufnr('%')
call timer_stop(s:debounce_timer_id)
let s:debounce_timer_id = timer_start(200, { -> s:on_text_changed_after(l:bufnr) }, { 'repeat': 1 })
let s:debounce_timer_id = timer_start(500, function('s:on_text_changed_after', [l:bufnr]), { 'repeat': 1 })
endfunction
function! s:on_text_changed_after(bufnr) abort
function! s:on_text_changed_after(bufnr, timer) abort
if bufnr('%') != a:bufnr
return
endif
@@ -128,10 +129,14 @@ function! s:on_text_changed_after(bufnr) abort
return
endif
let l:chars = []
for l:server_name in lsp#get_whitelisted_servers(a:bufnr)
let l:chars += lsp#capabilities#get_signature_help_trigger_characters(l:server_name)
endfor
" Cache trigger chars since this loop is heavy
let l:chars = get(b:, 'lsp_signature_help_trigger_character', [])
if empty(l:chars)
for l:server_name in lsp#get_whitelisted_servers(a:bufnr)
let l:chars += lsp#capabilities#get_signature_help_trigger_characters(l:server_name)
endfor
let b:lsp_signature_help_trigger_character = l:chars
endif
if index(l:chars, lsp#utils#_get_before_char_skip_white()) >= 0
call lsp#ui#vim#signature_help#get_signature_help_under_cursor()